What is the purpose of measuring world governance? First, to get as true a picture as possible of its current state, just as other indexes that measure, for instance, human development … But the WGI is also intended to be operational, to induce decision makers to act or react in the direction of a more effective, more democratic world governance, more in phase with the environment. This 2011 WGI Report makes it possible to evaluate a state’s degree of governance, to identify its strengths and weaknesses, and to monitor its evolution since the 2008 WGI Report. A fascinating and surprising read!